/Engine/Source/Runtime/GeometryCore/Public/Quaternion.h
template<typename RealType> struct TQuaternion
union UE::Geome...
@3242
RealType
W
RealType
X
Note: in Wm5 version, this is a 4-element arraY stored in order (w,x,y,z).
RealType[4]
XYZW
RealType
Y
RealType
Z